CLP and Styran

[Greg Newell]

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Jonathan,
         I can accept that this is effective for the bushing cloth around a 
center pin but what does it do to the bridseye?

Greg Newell



At 01:32 PM 1/25/2003, you wrote:

>Dave, we used to use in the shop what we called the lazer tool
>
>
>
>If youd like Ill try to find the plans for it (or someone else might 
>already have some)
>
>Basically, it is a pair of tweezers with low voltage running through 
>them.  You pinchthe tweezers over the ends of the pin, and vuala!  Youve 
>loosened it.  The current through the pin causes it to heat up, and 
>thereby presses the felt inside, almost like ironing it.
>
>
>
>I know I know, it has nothing to do with lasers, but thats just what we 
>called it!  (because of the hum it created)
>
>
>
>But I tell ya, I never have had the effects wear off (seems to be stable), 
>and Ive found no better way short or repining everything to fix a whole 
>batch of tight pins.
>
>
>
>Anybody else with such experience?
>
>
>
>Jonathan Finger  RPT.
>
>
>
>
>
>-----Original Message-----
>From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On 
>Behalf Of Piannaman@aol.com
>Sent: Friday, January 24, 2003 10:05 PM
>To: pianotech@ptg.org
>Subject: CLP and Styran
>
>
>
>Ladies and gents,
>
>I went out on a service call last week to deal with a rental piano that 
>had sticky keys.  It was a Kawai console that was in a room approximately 
>six feet from an open window.  It IS January, and even though this is 
>California, there was a substantial amount of cool, damp air blowing in 
>from outside.  After a brief and kindly lecture about the evils of drafts 
>and temperature/humidity fluctuation, I set to work.
>
>There were many sticking keys and sluggish hammers.  It was tight centers, 
>so I figured, hey, CLP will do the trick.  I was wrong.  For whatever 
>reason, there was no noticeable improvement in the sluggishness. I assume 
>that none of the excess fluid gets absorbed by the plastic as it might get 
>absorbed by wood.  Anybody know for sure?
>
>I reamed a few flange bushings and replaced some corroded pins and the 
>situation was resolved, but a less time-consuming solution would be 
>desirable..  Anybody got an answer, and/or a lubricant that might work 
>with Styran?
>
>Dave Stahl
>
>---
>
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>Version: 6.0.435 / Virus Database: 244 - Release Date: 12/30/2002

Greg Newell
mailto:gnewell@ameritech.net 

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